@article{bwmeta1.element.bwnjournal-article-aav26i4p427bwm,
author = {Stewart, C.},
title = {The greatest prime factor of $a^n - b^n$
},
journal = {Acta Arithmetica},
volume = {26},
year = {1975},
pages = {427-433},
zbl = {0313.10007},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-aav26i4p427bwm}
}
Stewart, C. The greatest prime factor of $a^n - b^n$
. Acta Arithmetica, Tome 26 (1975) pp. 427-433. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-aav26i4p427bwm/